package com.dzx.permissionmanagersystem.common;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

/**
 * @author DuanZhaoXu
 * @ClassName:
 * @Description:
 * @date 2018年11月29日 11:54:33
 */
@Component("applicationContextHelper")
public class ApplicationContextHelper implements ApplicationContextAware {


   private  static  ApplicationContext  applicationContext;


    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        applicationContext = applicationContext;
    }


    public  static  <T> T popBean(Class<T> clazz){
        if(applicationContext ==null){
             return null;
        }
        return applicationContext.getBean(clazz);
    }


    public  static  <T> T popBean(String name,Class<T> clazz){
        if(applicationContext ==null){
            return null;
        }
        return applicationContext.getBean(name,clazz);
    }



}
